Power Systems Stability of a transmission line can be increased by shunt reactor both 1 and 2 series capacitor shunt capacitor shunt reactor both 1 and 2 series capacitor shunt capacitor ANSWER DOWNLOAD EXAMIANS APP
Power Systems The maximum efficiency of modern coal fired steam steam raising thermal power plants is restricted to about 0.35( a low value), mainly because of low alternator efficiency low steam turbine mechanical efficiency high energy loss in condenser high energy loss in boilers low alternator efficiency low steam turbine mechanical efficiency high energy loss in condenser high energy loss in boilers ANSWER DOWNLOAD EXAMIANS APP
Power Systems Length of short transmission line is up to 40 km 150 km any of the above 80 km 40 km 150 km any of the above 80 km ANSWER DOWNLOAD EXAMIANS APP
Power Systems An unloaded generator with a pre-fault voltage 1 pu has the following sequence impedance: Z0 = j 0.15 pu, Z1 = Z2 = j 0.25 pu The neutral is grounded with a reactance of 0.05 pu. The fault current in pu for single line to ground fault is 7.25 pu 2.5 pu 3.75 pu 4.28 pu 7.25 pu 2.5 pu 3.75 pu 4.28 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of following power plants normally operage at high speeds Petrol engine. Hydro electric. Diesel engine. Thermal. Petrol engine. Hydro electric. Diesel engine. Thermal. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Units of incremental cost is Rs/hr Rs/MWhr MWhr/Rs RsMW/hr Rs/hr Rs/MWhr MWhr/Rs RsMW/hr ANSWER DOWNLOAD EXAMIANS APP
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